Answer:
cool and warm air masses
Explanation:
HEEEEEEEEEELLLLLLLLLLLLLLLLLPPPPPPPPPPPPPPPPPP.
which term describes a field where there are 20 moles per acre?
In the following food chain, which organism receives the least amount of energy? plankton ⇒ shrimp ⇒ fish ⇒ seal
A. plankton
B. shrimp
C. fish
D. seal
What does a fossil of an ancient shark in Kansas indicate?
A. Sharks used to live on land
B. Kansas was always a dry area
C. Kansas was once underwater
D. A tank burst at an aquarium in Kansas
Pl help there is 4 more questions
Answer:
The correct answer is option C, Kansas was once underwater
Explanation:
Kansas consists of several water animal species which indicates that the Kansas was once under the water.
It consists of several varieties of fish, sharks and reptiles. There are several varieties of fish fossils found in the rocks and sediments of western Kansas. In the cretaceous period , swimming reptiles were also prominent and thus they are also found in Kansas fossils.
Kansas was once underwater
Which best describes food when It reaches the large intestine?
Food that reaches the large intestine is transformed from liquid chyme residue into semisolid feces through water absorption. Composed of various undigested and unabsorbed substances and aided by intestinal bacteria, the final waste is stored in the rectum until defecation.
Explanation:When food reaches the large intestine, it has already had most of its nutrients absorbed in the small intestine. The large intestine's main role is the absorption of the remaining water from the liquid chyme residue, a process that converts this residue into semisolid feces or stool. The colon, which is the main part of the large intestine, assimilates any leftover salts and water. Additionally, the large intestine hosts a diverse microbiota that aids in further digestion. The semi-solid waste is then moved through the colon by peristaltic movements and stored in the rectum until eliminated through the anus.
1) A lithium atom has 3 protons, 3 neutrons, and 3 electrons. Which of the following sets of particles represents and (+1) ION of this atom?
A)3 protons, 4 neutrons, and 3 electrons
B)3 protons, 3 neutrons, and 2 electrons
C)3 protons, 4 neutrons, and 4 electrons
2)Which of the following scientists stated electrons travel around the nucleus like planets around the sun (Planetary model)?
A) John Dalton
B)Ernest Rutherford
C)JJ Thomson
3) In Thomson's "Plum Pudding Model" of the atom , the plums represent _____.
A)atoms
B)neutrons
C)electrons
Answer:
0
Explanation:
Final answer:
The +1 ion of a lithium atom is represented by 3 protons, 3 neutrons, and 2 electrons, Ernest Rutherford proposed the Planetary model of the atom, and in Thomson's Plum Pudding Model, the plums symbolize electrons.
Explanation:
Lithium Ion and Atomic Models
The set of particles that represents a +1 ion of a lithium atom, which normally has 3 protons, 3 neutrons, and 3 electrons, would be the one that has a missing electron. Therefore, the correct answer is B) 3 protons, 3 neutrons, and 2 electrons. This set of particles has one less electron than protons, giving it a +1 charge.
The scientist who stated that electrons travel around the nucleus like planets around the sun, which is referred to as the Planetary model, was Ernest Rutherford.
In Thomson's "Plum Pudding Model" of the atom, the "plums" represent electrons.
why might it be beneficial to regulate what species of plats and animals people are allowed to own in particular environments ?
a. Some species might become invasive and destructive if they escaped.
b. Some species may be dangerous to humans.
c. Nonnative plants and animals should only be used for commercial purposes.
d. There is no reason to restrict an individuals’ right to own plants or animals.
Answer:
A
Explanation:
Some species might become invasive and destructive if they escaped.
Hope this helps!
What is the difference between chemosynthesis and photosynthesis?
In biochemistry, chemosynthesis is the biological conversion of one or more carbon molecules (usually carbon dioxide or methane) and nutrients into organic matter using theoxidation of inorganic molecules (e.g. hydrogen gas, hydrogen sulfide) or methane as a source of energy, rather than sunlight, as in photosynthesis.
which term is defined as "the basic unit of structure and function found in all living things"?
tissue, organ, organelle, or cell?
The correct answer shall be "cell"
bye bye
do monkeys peel bananas with their feet?
An organism has the following characteristics: cell wall, heterotrophic, unicellular, and prokaryote. What kingdom does it belong in? Animalia Protista Plantae Eubacteria
It belong in Eubacteria
Eubacteria are unicellular, heterotrophic prokaryotic cells and are ubiquitous (can be found everywhere). The cells of Eubacteria lack a true nucleus and some organelles such as mitochondrions or chloroplasts. They possess a rigid cell wall that is composed of peptidoglycan and a cell membrane that is made up of a phospholipid bilayer. Eubacteria usually reproduce asexually through the process of binary fission.
What happens to pyruvate molecules formed in glycolysis in the absence of oxygen? A. they will enter the krebs cycle B.they will undergo the process of fermentation C. They will move directly to the electron transport chain
Hope that helps! ★ If you have further questions about this question or need more help, feel free to comment below or leave me a PM. -UnicornFudge aka Nadia
describe what a convection current is and how it move materials within the earth
________________ and _______________ reactions are both parts of photosynthesis. A) Variable; fixed B) Single; and double replacement C) Glycolysis; electron transport Eliminate D) Light-dependent; light-independent
The right option is; D) Light-dependent; light-independent
Light-dependent and light-independent reactions are both parts of photosynthesis.
Photosynthesis is a chemical process by which plants and other photoautotrophs generate carbohydrates and oxygen from carbon dioxide, water, and light energy in chloroplasts. During the process of photosynthesis both light dependent reaction and light-independent (dark) reaction occur in the chloroplast. The light reactions depends on light to generate organic energy molecules (ATP and NADPH) which are stimulated by chlorophyll (green colored pigment) while the dark reactions is light independent. It takes place in the stroma and ATP energy is used, while the electrons that are needed to fix carbon dioxide into carbohydrates is provided by NADPH.
How does Antarctic soil differ from soil found in warmer, wetter climates?
Answer:
The principal difference is the amount of organic content in the soil
Explanation:
In warm places of the world there is a lot of life, there we can find big forests where are living thousands of animals and plants; when this organisms die they rest on the ground and start a descomposition until become part of the soil. This kind of soil is very dark, almost black, is humid and very rich in nutrients and minerals.
The Antartic weather doesn't allow a lot of life to be there and for that reason its soil has a poor amount of organic content. Besides, the climate there is considered dry and its soils have not enough amount of water.
There are differences related with the rocks under the soil, but actually we have all kind of rocks all over the world, so it is not the most important difference.
1. In which set is a biotic factor paired with an abiotic factor?
A. Producers and sunlight
B. Decomposes and plants
C. Herbivores & carnivores
D. Temp & humidity
2. Which list contains only abiotic factors?
A. Water temp, amount of sunlight, soil type
B.density of predators, water depth, & types of parasites
C. Precipitation amount, # of prey species, plant types
D. Variety of food sources, annual precipitation, # of decomposes
3.trout are found in rapidly flowing streams that have high levels of oxygen, stony bottoms, and an abundance of aquatic insects. These streams represent a trouts ____
A. Niche
B. Biome
C. Habitat
D. Community
4. Predators often feed on weak or sick animals in an ecosystem. The role of the predator is described as its
A. Community
B. Habitat
C. Niche
D. Population
5. Mini plants that grow in tropical rain forest have specialized boots that angered them to the branches and trunks of trees. They do not harm the trees. Please plan to get food and water from various sources, including the air in dead organic matter found on the trees. One example of these plants found in tropical rain forest is the bromeliad it’s leaves form a cup like structure that is able to hold water. This water provides a feeding in breeding area for many insects and frogs snakes and lizards also come to these plans in search of food and water. A cross-section showing the inside of a brill me lie it is shown below. Which of these types of organisms breakdown dead organic matter in the rain forest?
A. Producers
B. Predators
C. Herbivores
D. Decomposes
Many plants that grow in tropical rain forest have specialized to routes that anger them to the branches in trunks of trees they do not harm trees these plants get food and water from various sources including the air in dead organic matter found on the trees one example of these plants found in tropical rain forest is the brill me a liar had its leaves for make up like structure that is able to hold water this water provides a feeding and breeding area for many insects and frogs snakes and lizards also consider these plants in for search of food and water a cross-section showing the inside of a bromeliad is shown below which of these terms best describes the wide variety of plant and animal species in the rain forest?
A. Niche
B. Diversity
C. Commensalism
D. Mutualism
The anser is c; environment. hope it helps.
In what way does the mitochondria most resemble the digestive system?
How do plants on earth affect the amount of carbon in earth's atmosphere?
Plants affect the amount of carbon in Earth's atmosphere by removing carbon dioxide via photosynthesis, that produces oxygen. Deforestation reduces this carbon absorption capacity, contributing to climate change.
Plants play a vital role in affecting the amount of carbon in Earth's atmosphere by removing carbon dioxide during the process of photosynthesis. This process is critical because carbon dioxide is a greenhouse gas that contributes to the warming of the planet and is a key factor in climate change. Plants convert carbon dioxide into oxygen, which helps maintain the balance of gases in the atmosphere.
Deforestation and other human activities reduce the capacity of plants to sequester carbon, thereby contributing to increased atmospheric carbon levels and exacerbating climate change. Conversely, growing plant biomass can help mitigate this effect by increasing carbon absorption. Notably, forest regrowth in some regions and the possibility that rising carbon dioxide concentrations may enhance plant growth suggest complex dynamics in how plants may continue to influence atmospheric carbon levels.
How are bacteria, a rose, and an elephant alike?
A) They are all made of Eukaryota Cells
B) They are all made of Prokaryotic Cells
C) They are all made organisations made of cells
D) They all reproduce the same way.
How would it affect the circulatory system if the skeletal system didn’t exist?
Without the skeletal system, there will be no circulatory system because there will be no red blood cells.
The human body is composed of systems that perform different functions and all work together for the smooth operation of the body. The circulatory system sees to the transport of blood and lymph around the body while the skeletal system provides support for the body and protects the internal organs.
Apart from the above mentioned functions of the skeletal system, the spleen in the bone marrow produces red blood cells. Hence without the skeletal system, there will be no circulatory system because there will be no red blood cells.
Learn more: https://brainly.com/question/25105283
Which environment would have the most erosion?
a deciduous forest
a sandy beach
the open ocean
the tropical rainforest
The environment with the most erosion is typically a sandy beach due to the lack of vegetative cover and the constant wave action. Forested areas such as deciduous forests and tropical rainforests have mechanisms that protect against severe erosion through extensive root systems and leaf litter.
Explanation:The environment that would have the most erosion is the sandy beach. Erosion is greatly influenced by vegetative cover, which helps prevent soil from being washed away by rainwater and wind. In deciduous forests and tropical rainforests, the thick layer of leaves and extensive root systems generally protect the soil from severe erosion. In deciduous forests, leaf litter also insulates the ground and provides habitats for invertebrates, thus helping to prevent erosion. Tropical rainforests expand along edges where fallen plant matter provides nutrients for young plants, aiding in soil stability.
In contrast, sandy beaches are highly susceptible to erosion due to wave action, tides, and the lack of plant roots to stabilize the sand. The open ocean generally does not experience erosion in the same way that terrestrial environments do, as it is an aquatic environment where the concept of soil erosion isn't applicable.
Furthermore, the expansion of farming and deforestation can double the amount of sediment discharged into the oceans, adversely affecting coral reefs and increasing soil erosion. Also, note that certain areas like deserts experience wind erosion, but vegetative cover, even minimal, can reduce this.
A sandy beach would experience the most erosion compared to a deciduous forest, the open ocean, and a tropical rainforest due to its lack of vegetative cover that would otherwise prevent soil erosion.
Explanation:Among the given options, a sandy beach would have the most erosion. This is because sandy beaches are highly susceptible to the erosional impact of rain, wave action, and wind. Deciduous forests, the open ocean, and tropical rainforests, while they do experience erosion, are protected somewhat by vegetative cover which buffers the soil against erosion.
Soils in tropical rainforests are notably poor in nutrients but are protected from severe erosion due to the ground cover of decomposing leaves and branches. Similarly, deciduous forests have a thick layer of leaf litter that protects the soil from erosion. However, the open ocean inherently has low erosion rates because there is no exposed soil to erode, and the tropical rainforest experiences erosion primarily due to human activities like deforestation, rather than natural processes.
In contrast, sandy beaches lack vegetation that can effectively anchor the sand in place, making them more vulnerable to being reshaped by water and wind. Erosion on beaches can be rapid and significant especially during storm events or with rising sea levels.
At the doctor's office a device is placed on Dawn's stomach and she can hear her unborn child's heartbeat at five weeks gestation. Dawn's unborn child is in the ________ stage of prenatal development.
When two plants, both tall, were crossed, they produced some offspring that were dwarves. Assuming that the height of the plant is controlled by a single gene and the allele for the tall plant is dominant, what is the genotype of the parents?
The cross between a homozoygous recessive dwarf pea plant (tt) and a heterozygous tall pea plant (Tt) results in a 1:1 phenotypic ratio of the offspring, meaning half will be tall (Tt) and half will be dwarf (tt).
To predict the offspring phenotypes from a cross between a dwarf pea plant (homozygous recessive, tt) and a tall pea plant (heterozygous, Tt), we utilize a Punnett square:
The dwarf plant can only produce gametes with the t allele.The tall plant produces gametes with either the T or t allele.When we cross tt with Tt, the resulting Punnett square is as follows:
T | tIf a wound overwhelms the clotting mechanism and leads to serious hemorrhage and drop in blood pressure, what compensations does the body have to defend cardiac output and maintain homeostasis?
If a wound overwhelms the clotting mechanism and leads to serious hemorrhage and drop in blood pressure, the compensations does the body have to defend cardiac output and maintain homeostasis are hypovolemic shock from blood loss
Explanation:Coagulation (clotting) is the process where the blood changes from a liquid to a gel and forming a blood clot. The mechanism of coagulation are activation, adhesion and aggregation of platelets, also deposition and maturation of fibrin.
Cardiac output is the product of the heart rate (HR) and the stroke volume (SV). Homeostasis is the tendency to resist change to maintain a stable, relatively constant internal environment.
Blood pressure is the pressure of circulating blood on the walls of blood vessels
If a wound overwhelms the clotting mechanism and leads to serious hemorrhage and drop in blood pressure, the compensations does the body have to defend cardiac output and maintain homeostasis are hypovolemic shock from blood loss. It is the life-threatening condition that results when you lose more than 20 percent (one-fifth) of your body's blood. The person could go into hypovolemic shock from blood loss and body will feel thirsty then your kidneys will retain fluid in attempt to maintain oxygenated blood at critical organs. The worst condition is comma
Learn more about hypovolemic shock https://brainly.com/question/13003041
#LearnWithBrainly
Why was it important to record the pH of the seawater sample before blowing into it
How are osmosis and diffusion alike
Answer:
Both processes occur through permeable bilayer membranes
Some complex multicellular organisms are organized at four levels to increase efficiency. Which list names the correct order of organization, from the simplest to the most complex? A. organ, tissue, cell, organ system B. cell, organ, organ system, tissue C. tissue, cell, organ system, organ D. cell, tissue, organ, organ sys
In which organelle does the DNA replication occur in the cell?
The skin cells of a scorpion organize together to make a hard covering called a carapace, which helps protect the scorpion. What is the term for a group of similar cells working together?
The term is tissue.
A tissue in biology is the intermediate level of organization between the cell and the organ. A tissue is a set of similar cells of the same origin, grouped in clusters, network or beam (fiber). A fabric forms a functional whole, that is to say that its cells contribute to the same function. Biological tissues regenerate regularly and are assembled together to form organs.
The science that studies the tissues is histology.
What is the rule that governs the direction of diffusion?
Final answer:
The direction of diffusion is primarily determined by the concentration gradient, with substances moving from areas of high concentration to areas of low concentration, as described by Fick's First Law.
Explanation:
The rule that governs the direction of diffusion is centered around the concept of moving from an area of high concentration to an area of low concentration. This natural process is succinctly summarized by Fick's First Law, which states that the flux of molecules, J, through a surface is directly proportional to the concentration gradient across that surface. That is, molecules will diffuse down the concentration gradient. The rate of diffusion is influenced by the concentration difference and the diffusion constant D, with the net rate being highest when the concentration gradient is steepest.
Diffusion is crucial for the transport of nutrients and wastes in biological systems. In smaller or single-celled organisms, diffusion serves as the main mechanism for these exchanges, while in larger, more complex organisms, circulatory systems have evolved to facilitate transport over greater distances quickly, supplementing the process of diffusion.